baber/WOPTO huggingface dataset:
Patent JP-2003279664-A (JP)
Title: Rain sensor using photocatalyst
Inventor: ISHIMATSU KENJI
IPC: G01W1/14
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a rain sensor that can reduce a malfunction by a strong wind, and can judge the start and finish of rainfall at high sensitivity and with quick response.  <P>SOLUTION: Photocatalysts 2, 4 of a titanium dioxide or the like are arranged between electrodes 1, 1 of the rain sensor using a resistance-value and capacity change between the electrodes to enhance hydrophilicity between the electrodes 1, 1. A rain drop is hardly blown away thereby by a wind to bring the highly sensitive judgement for rainfall. The photocatalysts 2, 4 have a function activated by photo-reception of sun light (ultraviolet ray) to promote oxidation reaction, an antifouling effect of decomposing an organic substance is exhibited thereby, and the high hydrophilicity between the electrodes is not deteriorated even when used for a long period.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003196081-A (JP)
Title: Quickly verifying method of intrinsic random number generating chip
Inventor: SAITO TAKESHI
IPC: G01R31/28
Filed: 2002-03-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for quickly verifying a nondefective and a defective of an intrinsic random number generating chip, and a self-verifying semiconductor chip incorporated with a circuit for performing this verifying method.  <P>SOLUTION: The semiconductor chip is incorporated with a random number generating element for generating an intrinsic random number. This quickly verifying method of the intrinsic random number generating chip generates a random number of the optional bit number on the basis of a signal generated from the random number generating element, takes a fixed quantity of sample data in a prescribed time, (A) investigates an occurrence frequency of respective numeric values, counts the number of appearing respective numeric values, investigates an occurrence frequency exceeding the predetermined number or (B) an occurrence frequency of the respective numeric values, counts the number of numeric values nonappearing once, and verifies the occurrence frequency exceeding the predetermined number as the defective. The self-verifying intrinsic random number generating chip is performed by incorporating the circuit for performing this verifying method into the chip.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246431-A (JP)
Title: Screw unit and screw device
Inventor: HIRAMI TAKESHI
IPC: B65G33/26
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a screw unit divided in a connectable manner and easily, positively and firmly connectable.  <P>SOLUTION: A core shaft and a spiral blade of the screw device are integrally formed, and the length of the core shaft and spiral blade is in a form of being divided into the length equivalent to at least the half pitch of the spiral blade. One end face of the core shaft 2 is provided with a connecting projecting part 4 of noncircular cross-sectional shape, and the other end face is provided with a connecting recessed part 5 into which the noncircular connecting projecting part 4 can be fitted, thus forming the screw unit 1. A plurality of screw units 1, 1 are connected through the fitting of the connecting projecting part 4 and connecting recessed part 5 of each core shaft to obtain the screw device 14 with a prescribed length.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003281273-A (JP)
Title: Clinical examination system and determination support method of examination item in clinical examination system
Inventor: NEMOTO YUMIKO
IPC: G06Q50/22
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clinical examination system displaying appropriate examination items by automatically selecting the examination items based on symptoms of a patient.  <P>SOLUTION: The experience and knowhow of medical specialists are stored in the relation between the symptoms and the examination items, so that an examination item candidate can be deduced by comparing the symptoms heard from the patient from the doctor in the examination, with the relation between the pre-stored symptoms and the examination items. In a night medical care and an emergency medical care without the medical specialist, even a doctor with less experience can determine the appropriate examination items. This system can improve the efficiency in the hearing of the symptoms and the determination of examination items in the medical examination of the doctor.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003278407-A (JP)
Title: Temporary restraining tool for seismic isolator and restraining method
Inventor: UENO KAORU
IPC: E04H9/02
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the deformation of a seismic isolator due to a laminated rubber by vibrations and load applied to the seismic isolator, and to assure the quality of the seismic isolator while also ensuring safety in the case of the execution of works when the seismic isolator is transported at the construction site of a seismically isolated building and during the execution of works of the building.  <P>SOLUTION: In the seismic isolator 1, which is disposed on a foundation for a building skeleton and in which the laminated rubbers 2 by the alternate- layer structure of the rubber and a steel plate are disposed among upper-lower flange plates 3 and 3, restraining members 10 restraining the relative displacement of the flange plates 3 and 3 are installed detachably among the flange plates 3 and 3.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003026701-A (JP)
Title: Modified fluff pulp, fluff pulp product and use thereof
Inventor: SHORE MICHELE MERRETTE
IPC: A61K8/00
Filed: 2002-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for imparting advantageous characteristics such as an absorption force, a volume and an elasticity to an absorptive structure body such as an absorption pad and an absorpbent article obtained by the method. SOLUTION: The present invention relates to the method for preparing a modified fluff pulp comprising treating cellulose pulp by a nitroxide-mediated oxidation method and fluffing the treated cellulose pulp. The present invention relates to the modified fluff pulp prepared by the method and the absorptive product including the modified fluff pulp. The absorptive article obtained by the method of the present invention can be used for a diaper, a menstrual napkin or a deodorizing filter.
Patent JP-2003289356-A (JP)
Title: Mobile telephone set with camera
Inventor: MAKINO MASAMI
IPC: H04W88/02
Filed: 2002-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the deterioration of a picture quality when a camera 7 and an auxiliary light source 8 are proximately arranged in a mobile telephone set in which the camera 7 is mounted facing the camera window 22 provided on a casing.  <P>SOLUTION: In the mobile telephone set with the camera, the casing is provided with an auxiliary light window 23 adjacent to a camera window 22, an auxiliary light source 8 to be emitted in the case of photographing due to the camera 7 is arranged in the depth of the auxiliary light source 23, the camera window is covered with a main optical cover 4, and the auxiliary light window 23 is covered with an auxiliary optical cover 5. A light shielding processing surface 52 is formed between the main optical cover 4 and the auxiliary optical cover 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003287636-A (JP)
Title: Optical function device and method for manufacturing the same
Inventor: KANEKO TARO
IPC: G02B6/42
Filed: 2002-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical function device which can reduce light crosstalk without specially widening the interval between constitution components of channels, and a method for manufacturing the optical function device.  <P>SOLUTION: On a waveguide substrate 201, 1st to Nth waveguide cores 202<SB>1</SB>, 202<SB>2</SB>,..., 202N are arranged and at their end parts, 1st to Nth photodetecting elements 203<SB>1</SB>, 203<SB>2</SB>,..., 203N and 1st to Nth mirror storage chambers 204<SB>1</SB>, 204<SB>2</SB>,..., 204N which reflect light beams thereto are arranged. The mirror storage chambers 204<SB>1</SB>, 204<SB>2</SB>,..., 204N are coated with metal except surfaces where waveguide end surfaces are exposed. The 1st to Nth waveguide cores 202<SB>1</SB>, 202<SB>2</SB>,..., 202N and blocking grooves 205<SB>1</SB>to 205N<SB>+1</SB>are arranged in parallel respectively and their internal surfaces are coated with metal. Countermeasures against stray light are taken by the coating.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003285591-A (JP)
Title: Coater
Inventor: UCHINO MASAHIRO
IPC: B43K7/08
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coater with which a backflow inhibitor or an ink does not splash even when the coater receives an impact of dropping or the like.  <P>SOLUTION: The coater comprises the backflow inhibitor, a complex elastic modulus of which is regulated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003294894-A (JP)
Title: Radiological image conversion panel having ic memory unit, and radiological image radiographing apparatus
Inventor: NOZAKI ATSUO
IPC: G21K4/00
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a radiological image conversion panel which can perform easy supervision of the term of validity and a history of use, and a radiological image radiographing apparatus using the conversion panel.  <P>SOLUTION: This radiological image conversion panel is obtained by gluing a fluorescent plate to a tray. The fluorescent plate has an accelerated phosphorescent fluorescent material layer formed on a supporting substance, and an IC memory unit. The radiological image radiographing apparatus uses the conversion panel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003290530-A (JP)
Title: Game machine
Inventor: MORI KEIJI
IPC: A63F7/02
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of regulating the transmission of any electric noise in a game machine.  <P>SOLUTION: In this game machine, a master driving ash 100 and a slave driving ash 170 set in a unlocking mechanism 200 are turned into an insulating condition so that currents can be prevented from running through the unlocking mechanism 200, and that the extension of the irradiating part of any electric noise can be regulated in a pin ball game machine. Also, a game board 11 can be prevented from being irradiated with any noise from a reinforcing metallic member 160 fixed to a front frame 95 due to any illegal action.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003293276-A (JP)
Title: Method for pulping waste paper
Inventor: HAGIWARA KOICHI
IPC: D21C5/02
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for pulping raw material waste paper without any trouble even if adhesive materials are intermingled with the waste paper.  <P>SOLUTION: This method comprises adding 0.1-5 wt.% talc into the raw material waste paper when mechanically defibrating the waste paper, wherein the talc has a specific water absorption and a specific mean particle diameter.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003298799-A (JP)
Title: Image processor
Inventor: OKUBO NOBUYUKI
IPC: G06T7/00
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To achieve a process for omitting a page having no image of an original by deciding whether image data is read from an original's image or not in an image processor.  <P>SOLUTION: The image processor comprises an extracting means 13 for forming a binary image from image data and extracting segments having contiguous pixels therein, a deciding means 14 for deciding whether the image is the document's image at the page concerned or not based on the characteristic of the extracted segments, an outputting means 17 for deleting the image data of a page having no original's image and outputting the image data of a page having the original's image. The extracting means has a generating means for generating binary data from image data of multivalued data. The generating means makes a noted pixel binary based on the relative concentration differences between it and surrounding pixels.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295072-A (JP)
Title: Mechanical optical switch
Inventor: WATANABE KAZUYUKI
IPC: G02B26/08
Filed: 2002-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a mechanical optical switch which has a relatively simple constitution suitable for cost reduction and has small coupling error and is superior in characteristics such as transmission loss.  <P>SOLUTION: The mechanical optical switch has retroreflection faces placed in incidence/exit optical paths 32 and 34 of light and has reflection shapes of the retroreflection faces changed to switch the optical paths. A V-shapes retroreflection face 10a and a W-shaped retroreflection face 20a which are preliminarily formed are alternately placed on the incidence/exit optical paths 31 to 34 to switch the optical paths.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003297936-A (JP)
Title: Semiconductor device having booster circuit
Inventor: NAKAGAWA MICHIO
IPC: H02M3/07
Filed: 2002-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device having a booster circuit, which is constructed so as to reduce the total area occupied by chips in a charge pump circuit by reducing the area occupied by a capacitor chip at an end side of the charge pump circuit as well as the area occupied a capacitor chip at a starting side thereof.  <P>SOLUTION: In a plurality of directly connected capacitors for a charge pump unit, the starting side where voltage is low employs an MOS capacitor, and the end side where voltage is high employs a floating type capacitor having a high dielectric constant film. Thus, the areas occupied by the chips of the capacitor located at the starting side and of the capacitor located at the end side, respectively, are reduced, whereby the total area occupied by the chips in the charge pump circuit is reduced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003301357-A (JP)
Title: High-temperature thermoformable nonwoven fabric for three-dimensional molding and sound absorbing material using same
Inventor: KIMURA TOMOAKI
IPC: D04H3/16
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nonwoven fabric for three-dimensional molding having excellent heat resistance, good follow-up properties to the shape of a molded product to be obtained by molding processing and excellent screening properties especially when used as a sound absorbing material.  <P>SOLUTION: The nonwoven fabric for the three-dimensional molding comprises fibers composed of a mixed polymer of 75-98 mass% of polyethylene terephthalate and 25-2 mass% of a polyolefinic polymer as at least one component. The nonwoven fabric for the three-dimensional molding satisfies (1) to (3): (1) ≤10 μm average fiber diameter, (2) ≥210°C flow starting temperature of the mixed polymer and (3) ≤10% dry heat area shrinkage percentage at 120°C.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003291805-A (JP)
Title: Folding stairs for emergency of railroad rolling stock
Inventor: FURUKAWA MAKOTO
IPC: B60R3/00
Filed: 2002-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To install a step member on which a passenger steps horizontally for the ground irrespective of height from the ground to an opening part of railroad rolling stock.  <P>SOLUTION: Folding stairs 1 for emergency provided in the vicinity of the opening part of the railroad rolling stock for use to descend on the ground through the opening part are constituted by connecting an upper side stairs unit 2 and a lower side stairs unit 3 so as to fold them. Each stairs unit 2, 3 is provided with four left, right, front, and rear frame members 11, 12, 14, 15 and a plurality of step members 13, 16 like flat plate connected turnably with these frame members 11, 12, 14, 15 so as to constitute parallel link mechanisms.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003294224-A (JP)
Title: Washer for washing inner wall of stack
Inventor: NISHI KATSUKUNI
IPC: F23J3/02
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To stably inject high-pressure water, to provide sufficient strength against water of considerably high pressure, and to confirm a washed condition over the whole inner wall of a stack.  <P>SOLUTION: This washer is provided with a fixing table 80, a rotary water injection device 90 of specified structure, support legs 100 brought into pressure- contact with the stack inner wall to support the fixing table 80 in the center of an inside of the stack 200, a frame 11 fixed onto an upper opening of the stack to suspend the fixing table 80 in the center of the inside of the stack, a motor-driven winch 120 for elevating the table 80 via a rope 111 from the frame 110, a camera 130 for photographing the stack inner wall, and a luminaire 140. The inner wall of the stack is washed with water injected from a pipe 71 of the rotary water injection device 90 while the fixing table 80 is moved vertically by the motor-driven which 120.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003295657-A (JP)
Title: Fixing device
Inventor: KATAYANAGI HIDETOSHI
IPC: G03G15/20
Filed: 2002-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing device which adequately copes with fixing of a color image and fixing on an OHP sheet, prevents a recording material from curling, and has a nip of a sufficient width that is required for fixing.  <P>SOLUTION: A decurler which applies a curling force, opposite to a curling force applied by a roller constituting a belt fixing part, to a recording material is disposed downstream from the belt fixing part in the direction in which the recording material is carried.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003303492-A (JP)
Title: Semiconductor memory device
Inventor: MARUYAMA YUKIKO
IPC: G11C11/409
Filed: 2002-04-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor memory device which can cope with various data processing systems.  <P>SOLUTION: An input buffer 32 comprises input buffers 100 and 101. The input buffer 100 receives an external data signal EXTDQ and a reference potential VREF and outputs an internal data signal DIN. The input buffer 101 receives external dada signals EXTDQ and ZEXTDQ being complementary mutually and outputs an internal data signal DIN. An input buffer 32 operates either of the input buffer 100 or 101 in response to control signals ENA and ENB outputted from a control circuit.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302054-A (JP)
Title: Combustion confirmation instrument used for gas cooker and gas cooker with the instrument
Inventor: NISHINA HIDEO
IPC: A47J37/06
Filed: 2002-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To easily and safety confirm gas combustion in a gas cooker.  <P>SOLUTION: This gas cooker comprises a table 22, a gas burner unit 25 installed in a cutout part 24 formed in the table 22, a cooking part 26 installed on the upper part of the gas burner unit 25 in such an arrangement as to close the cutout 24, and the combustion confirmation instrument 1 detachably installed near the end part of the table 22. The instrument 1 comprises a hollow equipment body 2 having a hollow part 3 and having a window part 4 formed in a side window, a reflective plate 5 installed in the hollow part 3 of the equipment body 2 aslant toward the window part 4 side, and a cover part 6 installable to the equipment body 2 and having a confirmation window 7 capable of confirming the gas combustion through the reflective plate 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003070622-A (JP)
Title: Hanger
Inventor: TANAKA AKEMI
IPC: A47G29/00
Filed: 2002-04-08
Abstract: PROBLEM TO BE SOLVED: To provide a hanger which can be designed with stress on thick texture like wood and is not inferior in strength. SOLUTION: Hole parts 5 are bored at designated spaces along the longitudinal direction on both sides of a bar-like base 1, and a support member 2 is fitted to the bar-like base 1 to be slidable only in the longitudinal direction. A positioning member 3 is inserted in the hole part 5 to thereby hold the support member 2 in a designated position. A recessed part 6 is formed in the support member 2, and forced to abut on the positioning member 3, thereby holding the support member 2 in the stable state.
Patent JP-2003254684-A (JP)
Title: Heat exchanger
Inventor: UENISHI MASAHISA
IPC: F24H9/00
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of a heater exchanger which is formed with a cooling medium passage by closely and parallely arranging a large number of thin and long capillary tubes in its outer shape because the long capillary tubes are necessarily used for obtaining a predetermined ability to provide a limit for installation in a facility.  <P>SOLUTION: Headers 13, 14 are jointed to both opening ends of a tube train 12 formed by closely and parallely arranging a large number of capillary tubes 10. One fluid passage is formed from the inlet header 13 to the outlet header 14, and the other fluid passage is formed by a flat pipe 20. A thin and long laminate jointed with the tube train 12 is formed on a flat face of the flat pipe 20, and the laminate is bent and formed into a predetermined shape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003304293-A (JP)
Title: Packet repeater
Inventor: MURAKAMI TOSHIHIKO
IPC: H04L12/66
Filed: 2002-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method allowing high-speed packet processing even if the high-layer packet processing is performed in a packet repeater, such as a router, a layer 2-3 switch.  <P>SOLUTION: In the packet repeater, such as the router, the layer 2-3 switch, the multilayer high-speed packet processing method is applied to a packet which is decided to perform relay by layer 2 and 3 routing and low-layer packet filtering by means of a conventional ASIC (Application-Specific Integrated Circuit). Additionally, packet repeating processing is performed by preparing a plurality of high-layer filtering functions by means of the ASIC or a network processor according to the analyzing contents of every layer or the packet.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003302259-A (JP)
Title: Displacement information detector
Inventor: ISHIZUKA AKIRA
IPC: G01D5/30
Filed: 2002-04-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a displacement information detector capable of accurately detecting position and angle information suitable for industrial measuring machines.  <P>SOLUTION: A diffraction grating scale for relatively moving coherent light flux from a source means is lit to generate two different orders of diffracted lights, and two diffracted lights are diffracted and deflected by a diffraction grating formed by arranging arc or annular curves in a lattice shape with non-equal pitches. The diffraction grating scale is lit again to diffract again, both diffracted lights are overlapped with each other to interfere with each other, and the coherent light is led to a light receiving element to detect periodic signals accompanying the relative movement of the diffraction grating scale.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003307394-A (JP)
Title: Heat exchanger
Inventor: FUJIKAWA YUICHI
IPC: F28B3/06
Filed: 2002-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat exchanger capable of accurately condensing steam without requiring any cooling fluid.  <P>SOLUTION: A steam casing 2 is provided above a sealed container 1. A liquid reservoir part 9 and a steam passage 10 are connected and provided in the steam casing 2. A loop type thin heat pipe 3 is provided on an outer periphery of the steam casing 2. The steam casing 2 and inside of the container 1 are connected by a fluid discharging pipe 14. The steam generated in the container 1 moves from a pipe passage 5 to the steam casing 2 and is condensed by being cooled while passing through fluid in the liquid reservoir part 9. The heat of the liquid of which temperature has risen is released to atmosphere by the loop type thin heat pipe 3.  <P>COPYRIGHT: (C)2004,JPO